Page 5-5
Dec/05
Propeller Owner’s Manual
175
INSPECTION AND CHECK
61-00-75
3. Required Periodic Inspections and Maintenance
Perform detailed inspection procedures at 100 hour intervals, not
to exceed twelve (12) calendar months. Procedures involved in
these inspections are detailed below.
A. Periodic Inspection
NOTE 1
: Inspection and maintenance specified by an
airframe manufacturer’s maintenance program
and approved by the applicable airworthiness
agency may not coincide with the inspection time
interval specified. In this situation the airframe
manufacturer’s schedule may be applied with the
exception that the calendar limit for the inspection
interval may not exceed (12) calendar months.
NOTE 2: Refer to Inspection Procedures in this chapter
for additional inspection information and possible
corrections to any discrepancies discovered as a
result of the Periodic Inspection.
(1) Remove the spinner.
(2) Visually inspect the blades for nicks, gouges, and
cracks. If any damage is discovered, refer to the Blade
Repairs section in the Maintenance Practices chapter of
this manual for additional information. A cracked blade
must be referred to an appropriately licensed propeller
repair facility.
(3) Inspect all visible propeller parts for cracks, wear or
unsafe conditions.
(4) Check for oil and grease leaks. Refer to Oil and Grease
Leakage in the Inspection Procedures section of this
chapter.
(5) Check the blade track. Refer to Blade Track in the
Inspection Procedures section of this chapter.
(6) Check the accuracy of the tachometer. Refer to
Tachometer Inspection in the Inspection Procedures
section of this chapter.
(7) Clean or replace the anti-ice system filter (if anti-ice
system is installed).
(8) Make an entry in this log book verifying this inspection.
OBSOLETE PROPELLER MODELS. SEE COVER PAGE
WARNINGS AND SERVICE BULLETIN HC-SB-61-331
